TY  - BOOK
AU  - Schrijver, Alexander
TI  - Combinatorial Optimization: Polyhedra and Efficiency (Set of 3 Vols)
SN  - 9783540443896
U1  - 519.64 
PY  - 2003///
CY  - Berlin
PB  - Springer-Verlag  
KW  - Combinatorial Optimization
ER  -